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KVM: s390: Fix vsie handling for transactional diagnostic block 

vsie (nested KVM) might reject a valid input. Fix it.
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Merge tag 'kvm-s390-master-4.17-1'

KVM: s390: Fix vsie handling for transactional diagnostic block

vsie (nested KVM) might reject a valid input. Fix it.
This commit is contained in:
Christian Borntraeger 2018-05-17 13:33:54 +02:00
parent 33d1b2729e f4a551b723
commit 6302a13fee
1 changed files with 1 additions and 1 deletions
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2
arch/s390/kvm/vsie.c
View File

@ -578,7 +578,7 @@ static int pin_blocks(struct kvm_vcpu *vcpu, struct vsie_page *vsie_page)
gpa = READ_ONCE(scb_o->itdba) & ~0xffUL;
if (gpa && (scb_s->ecb & ECB_TE)) {
if (!(gpa & ~0x1fffU)) {
if (!(gpa & ~0x1fffUL)) {
rc = set_validity_icpt(scb_s, 0x0080U);
goto unpin;
}